Paper · 1973 · Canadian Journal of Botany

Developmental changes in radish caused by brief end-of-day exposures to far-red radiation

J. T. A. Proctor

3
claims
3
verbatim quotes
10
citations
1
research areas
—
Not open access

Abstract

Five-minute exposure of radish plants to far-red radiation at the end of each day after the development of the first two leaves significantly increased plant height, leaf length and width, root length, fresh weight of leaves, and reduced the chlorophyll content of leaves.

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Claims 3

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Far-red exposure increased plant height and leaf length and width.

Taxon
radish plantsRaphanus sativuse0
Treatment
Five-minute exposure of radish plants to far-red radiation at the end of each daye0
Outcome
plant height, leaf length and widthe0
Direction
increasede0
Qualifier
after the development of the first two leavese0

Not reportedComparator

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Raphanus sativus
Raphanus sativus · TaxonSelf, en:User:Jengod · Public domain · Wikimedia Commons ↗

Verbatim

e0

“Five-minute exposure of radish plants to far-red radiation at the end of each day after the development of the first two leaves significantly increased plant height, leaf length and width, root length, fresh weight of leaves, and reduced the chlorophyll content of leaves”

✓ located verbatim in the source · abstract, characters 0–271 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Far-red exposure increased root length and leaf fresh weight.

Taxon
radish plantsRaphanus sativuse0
Treatment
Five-minute exposure of radish plants to far-red radiation at the end of each daye0
Outcome
root length, fresh weight of leavese0
Direction
increasede0

Not reportedComparator

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Raphanus sativus
Raphanus sativus · TaxonSelf, en:User:Jengod · Public domain · Wikimedia Commons ↗

Verbatim

e0

“Five-minute exposure of radish plants to far-red radiation at the end of each day after the development of the first two leaves significantly increased plant height, leaf length and width, root length, fresh weight of leaves, and reduced the chlorophyll content of leaves”

✓ located verbatim in the source · abstract, characters 0–271 · show in text ↑
Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Far-red exposure reduced leaf chlorophyll content.

Taxon
radish plantsRaphanus sativuse0
Treatment
Five-minute exposure of radish plants to far-red radiation at the end of each daye0
Outcome
chlorophyll content of leavese0
Direction
reducede0

Not reportedComparator

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Raphanus sativus
Raphanus sativus · TaxonSelf, en:User:Jengod · Public domain · Wikimedia Commons ↗

Verbatim

e0

“Five-minute exposure of radish plants to far-red radiation at the end of each day after the development of the first two leaves significantly increased plant height, leaf length and width, root length, fresh weight of leaves, and reduced the chlorophyll content of leaves”

✓ located verbatim in the source · abstract, characters 0–271 · show in text ↑

radiation · growth · Raphanus sativus (radish)Positive and negative results

12 papers: 10 positive, 2 negative or no effect

9 papers in the same direction as this paper · 2 in the opposite direction

  1. negative
  2. no effect
  3. positive

8 papers more in this group

See all 12 papers →

radiation · physiology: pigments · Raphanus sativus (radish)Results agree

2 papers: 0 positive, 2 negative or no effect

1 paper in the same direction as this paper

  1. no effect
See all 2 papers →

Claims are grouped by organism, treatment and what was measured or targeted. A paper counts as positive when any of its claims in the group is positive.